Panasonic KW8M - Self-Diagnostic Function; Power Failure Memory; Applicable Standard

KW8M Eco-POWER METER
73
9.6 Self-diagnostic function
If an error occurs, the following indication will be given.
Indicator Meaning Output status To recover
ERR0 CPU error
OFF
Turn the power off and then on again.
ERR1 Memory error* EEP-ROM life ended. Replace the unit.
*Includes the possibility that the EEP-ROM’s life has expired.
9.7 Power Failure Memory
Eco-POWER METER memories integral electric power and working status to internal EEP-ROM until
when power supply is off. (Power failure guarantee)
And every time to change each setting, each setting value is memorized to internal EEP-ROM at the
same time. Therefore, change setting frequently makes EEP-ROM’s life short. Avoid to usage like this.
*Especially be careful if you set by communication.
9.8 Applicable standard
Safety standard
EN61010-1
EMC
EMI
EN61326-1
Radiation interference field strength
Noise terminal voltage
CISPR11 class A
CISPR11 class A
EMS
EN61326-1
Static discharge immunity
EN61000-4-2
RF electromagnetic field immunity
EN61000-4-3
EFT/B immunity
EN61000-4-4
Surge immunity
EN61000-4-5
Conductivity noise immunity
EN61000-4-6
Power frequency magnetic field immunity
EN61000-4-8
Voltage dip / Instantaneous stop /
Voltage fluctuation immunity
EN61000-4-11